{"action":"opened","issue":{"url":"https://api.github.com/repos/Ultimaker/Cura/issues/2950","repository_url":"https://api.github.com/repos/Ultimaker/Cura","labels_url":"https://api.github.com/repos/Ultimaker/Cura/issues/2950/labels{/name}","comments_url":"https://api.github.com/repos/Ultimaker/Cura/issues/2950/comments","events_url":"https://api.github.com/repos/Ultimaker/Cura/issues/2950/events","html_url":"https://github.com/Ultimaker/Cura/issues/2950","id":280795542,"number":2950,"title":"OS X High Sierra : Crash at startup","user":{"login":"bistory","id":108102,"avatar_url":"https://avatars0.githubusercontent.com/u/108102?v=4","gravatar_id":"","url":"https://api.github.com/users/bistory","html_url":"https://github.com/bistory","followers_url":"https://api.github.com/users/bistory/followers","following_url":"https://api.github.com/users/bistory/following{/other_user}","gists_url":"https://api.github.com/users/bistory/gists{/gist_id}","starred_url":"https://api.github.com/users/bistory/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bistory/subscriptions","organizations_url":"https://api.github.com/users/bistory/orgs","repos_url":"https://api.github.com/users/bistory/repos","events_url":"https://api.github.com/users/bistory/events{/privacy}","received_events_url":"https://api.github.com/users/bistory/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2017-12-10T09:23:13Z","updated_at":"2017-12-10T09:23:13Z","closed_at":null,"author_association":"NONE","body":"Hi,\r\nI just upgraded Cura from 3.0.4 to 3.1 (not using beta before) and I'm unable to start Cura. Here is the relevant log : \r\n\r\n```\r\n2017-12-10 10:14:47,060 - INFO - FirmwareUpdateChecker.FirmwareUpdateChecker._onContainerAdded [52]: You have a 'Anycubic i3 Mega' in printer list. Let's check the firmware!\r\n2017-12-10 10:14:47,066 - DEBUG - UM.Settings.ContainerRegistry.load [231]: Loading data into container registry took 34.684818983078 seconds\r\n2017-12-10 10:14:47,461 - DEBUG - UM.Controller.setActiveView [86]: Setting active view to SolidView\r\n2017-12-10 10:14:47,547 - CRITICAL - cura.CrashHandler.__init__ [62]: An uncaught exception has occurred!\r\n2017-12-10 10:14:47,549 - CRITICAL - cura.CrashHandler.__init__ [65]: Traceback (most recent call last):\r\n2017-12-10 10:14:47,551 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 969, in _find_and_load\r\n2017-12-10 10:14:47,553 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 958, in _find_and_load_unlocked\r\n2017-12-10 10:14:47,554 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 664, in _load_unlocked\r\n2017-12-10 10:14:47,556 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 634, in _load_backward_compatible\r\n2017-12-10 10:14:47,558 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/env/3.1/inst/lib/python3.5/site-packages/cx_Freeze/initscripts/__startup__.py\", line 12, in <module>\r\n2017-12-10 10:14:47,560 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 969, in _find_and_load\r\n2017-12-10 10:14:47,562 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 958, in _find_and_load_unlocked\r\n2017-12-10 10:14:47,563 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 664, in _load_unlocked\r\n2017-12-10 10:14:47,565 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 634, in _load_backward_compatible\r\n2017-12-10 10:14:47,567 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/env/3.1/inst/lib/python3.5/site-packages/cx_Freeze/initscripts/Console.py\", line 21, in <module>\r\n2017-12-10 10:14:47,569 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 969, in _find_and_load\r\n2017-12-10 10:14:47,571 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 958, in _find_and_load_unlocked\r\n2017-12-10 10:14:47,572 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 664, in _load_unlocked\r\n2017-12-10 10:14:47,574 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"<frozen importlib._bootstrap>\", line 634, in _load_backward_compatible\r\n2017-12-10 10:14:47,576 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/bin/cura_app.py\", line 83, in <module>\r\n2017-12-10 10:14:47,578 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/CuraApplication.py\", line 681, in run\r\n2017-12-10 10:14:47,580 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/BuildVolume.py\", line 107, in __init__\r\n2017-12-10 10:14:47,581 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/CuraApplication.py\", line 733, in getMachineManager\r\n2017-12-10 10:14:47,583 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/Settings/MachineManager.py\", line 1234, in createMachineManager\r\n2017-12-10 10:14:47,585 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/Settings/MachineManager.py\", line 109, in __init__\r\n2017-12-10 10:14:47,587 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/Settings/MachineManager.py\", line 357, in setActiveMachine\r\n2017-12-10 10:14:47,588 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/UM/Application.py\", line 156, in setGlobalContainerStack\r\n2017-12-10 10:14:47,590 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/UM/Signal.py\", line 212, in emit\r\n2017-12-10 10:14:47,592 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/UM/Signal.py\", line 315, in __performEmit\r\n2017-12-10 10:14:47,594 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/BuildVolume.py\", line 500, in _onStackChanged\r\n2017-12-10 10:14:47,596 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/BuildVolume.py\", line 597, in _updateDisallowedAreas\r\n2017-12-10 10:14:47,597 - CRITICAL - cura.CrashHandler.__init__ [65]:   File \"/Users/ultimaker/build/3.1/build/inst/lib/python3.5/site-packages/cura/BuildVolume.py\", line 956, in _getEdgeDisallowedSize\r\n2017-12-10 10:14:47,599 - CRITICAL - cura.CrashHandler.__init__ [65]: ValueError: max() arg is an empty sequence\r\n```\r\n\r\nI hope this helps :)\r\n\r\nThanks !"}}
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